Verifier::__construct() - Code Metrics - 1ma/Psr7Hmac - Measure and Improve Code Quality continuously with Scrutinizer

Verifier::__construct() A
last analyzed 2020-12-26 03:13 UTC

↳ Parent: Verifier

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	3
c	1
b	0
f	0
nc	1
nop	0
dl	0
loc	5
ccs	4
cts	4
cp	1
crap	1
rs	10

<?php

declare(strict_types=1);

namespace UMA\Psr7Hmac;

use Psr\Http\Message\RequestInterface;
use UMA\Psr7Hmac\Internal\HashCalculator;
use UMA\Psr7Hmac\Internal\HeaderNameNormalizer;
use UMA\Psr7Hmac\Internal\HeaderValidator;
use UMA\Psr7Hmac\Internal\RequestSerializer;

final class Verifier
{
    /**
     * @var HeaderValidator
     */
    private $validator;

    public function __construct()
    {
        $this->validator = (new HeaderValidator())
            ->addRule(Specification::AUTH_HEADER, Specification::AUTH_REGEXP)
            ->addRule(Specification::SIGN_HEADER, Specification::SIGN_REGEXP);
    }

    public function verify(RequestInterface $request, string $secret): bool
    {
        if (false === $matches = $this->validator->conforms($request)) {

            return false;
        }

        $clientSideSignature = $matches[Specification::AUTH_HEADER][1];

        $serverSideSignature = HashCalculator::hmac(
            RequestSerializer::serialize($this->withoutUnsignedHeaders($request)),
            $secret
        );

        return \hash_equals($serverSideSignature, $clientSideSignature);
    }

    private function withoutUnsignedHeaders(RequestInterface $request): RequestInterface
    {
        $signedHeaders = \array_filter(\explode(',', $request->getHeaderLine(Specification::SIGN_HEADER)));

        foreach (\array_keys($request->getHeaders()) as $headerName) {
            if (!\in_array(HeaderNameNormalizer::normalize($headerName), $signedHeaders, true)) {
                $request = $request->withoutHeader($headerName);
            }
        }

        return $request;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace UMA\Psr7Hmac;
6
7		use Psr\Http\Message\RequestInterface;
8		use UMA\Psr7Hmac\Internal\HashCalculator;
9		use UMA\Psr7Hmac\Internal\HeaderNameNormalizer;
10		use UMA\Psr7Hmac\Internal\HeaderValidator;
11		use UMA\Psr7Hmac\Internal\RequestSerializer;
12
13		final class Verifier
14		{
15		/**
16		* @var HeaderValidator
17		*/
18		private $validator;
19
20	86	public function __construct()
21		{
22	86	$this->validator = (new HeaderValidator())
23	86	->addRule(Specification::AUTH_HEADER, Specification::AUTH_REGEXP)
24	86	->addRule(Specification::SIGN_HEADER, Specification::SIGN_REGEXP);
25	86	}
26
27	84	public function verify(RequestInterface $request, string $secret): bool
28		{
29	84	if (false === $matches = $this->validator->conforms($request)) {
		0 ignored issues – show introduced 2018-12-22 17:07 UTC by Report Bug Copy Issue Report The condition `false === $matches = $th...tor->conforms($request)` is always `false`. Loading history...
30	81	return false;
31		}
32
33	57	$clientSideSignature = $matches[Specification::AUTH_HEADER][1];
34
35	57	$serverSideSignature = HashCalculator::hmac(
36	57	RequestSerializer::serialize($this->withoutUnsignedHeaders($request)),
37	57	$secret
38		);
39
40	57	return \hash_equals($serverSideSignature, $clientSideSignature);
41		}
42
43	57	private function withoutUnsignedHeaders(RequestInterface $request): RequestInterface
44		{
45	57	$signedHeaders = \array_filter(\explode(',', $request->getHeaderLine(Specification::SIGN_HEADER)));
46
47	57	foreach (\array_keys($request->getHeaders()) as $headerName) {
48	57	if (!\in_array(HeaderNameNormalizer::normalize($headerName), $signedHeaders, true)) {
49	57	$request = $request->withoutHeader($headerName);
50		}
51		}
52
53	57	return $request;
54		}
55		}
56

1ma / Psr7Hmac

Verifier::__construct() A last analyzed 2020-12-26 03:13 UTC

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Verifier::__construct() A
last analyzed 2020-12-26 03:13 UTC